We manufacture uPVC windows in-house at St Helens Windows. We are using a window profile from one of the industry’s leading manufacturers. To generate a high-quality uPVC frame finish, the VEKA profile is employed. Depending on the type of uPVC windows you want, our double-glazed uPVC windows provide various advantages, such as a large selection of RAL colours and designs. In addition, the dependability, durability, and value of our replacement uPVC St Helens windows benefit homeowners and their properties. Choosing high-quality replacement windows can help your home save energy. Furthermore, they can help to reduce energy bills in the long run. Our replacement uPVC St Helens Windows come in a variety of double-glazing options. With excellent energy efficiency ratings.

Are double-glazed uPVC windows long-lasting?
To satisfy our customers’ needs, we adjust our replacement uPVC St Helens windows. Choose from a range of uPVC window replacement designs available. Including casement windows, sash windows, window bays, tilt-and-turn windows, and other options are obtainable as replacement windows. Explore our range of windows manufactured in-house by our uPVC St Helens Windows team.
At St Helens Windows, we understand that one window style does not fit every home, especially new double-glazed uPVC windows. We manufacture double-glazed uPVC windows for all types of homes, including heritage homes, period homes, and new construction.

Great savings on replacement uPVC windows
Choose a great energy rated double glazed uPVC window system for your property.

Request your free uPVC windows brochure
Time to sit back and relax, and find the ideal replacement uPVC window style in our window brochure. So if you are considering replacing windows, request a uPVC windows brochure, containing all the window information, plus designs, colours, accessories, and glass designs.
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Questions and answers to help you choose the best exterior window style
What causes drafty windows?
Drafty windows are the last thing you want in your home. Try feeling around the frames of your uPVC windows, checking for any air movement or draughts. Also, look for broken seals. Have you noticed that external noise is getting louder or that your uPVC windows are leaking? Any of these problems may require replacement windows.
Can windows be repaired?
Are there any functionality issues with your windows, do you find them difficult to open or close, are they sticking or are the windows not locking?
Repairing these issues with your uPVC windows is a short-term solution. Eventually, you may need to replace your windows to stop getting these issues.
How do you fix condensation on windows?
Have you noticed condensation on the inside of your windows. Try checking your bedroom windows first thing in the morning for condensation on the inside of the windows.
How do you get a yellow uPVC white again?
Have you noticed that your windows are beginning to yellow? Various things can make PVCu windows yellow. The main reason is usually the UV light from the sun. Furthermore, this yellowing of uPVC windows gives them a poor appearance.
How do you measure the energy efficiency of a window?
Are your energy bills expensive in relation to the size of your property? Replacing your windows can help to make your home more energy-efficient. It will also help to reduce your energy bills over time.
Book your free appointment to discuss your replacement windows, one of our home improvements advisers or team members will be happy to help with any question you may have. Call our team today on 01744 611 203
What other types of windows are available?
The design of a uPVC bay window can give your home more space and provide a reliable design. Our team manufactures various styles of window bays, including energy-efficient uPVC, aluminium, or wooden frames.
Our aluminum windows have a slim frame design. These frames allow more natural light into your home. Furthermore, we manufacture our frames in-house and offer a range of RAL colours and powder coatings.
The bow window adds space with its protrusion away from the wall, giving you a more expansive view of the outside or a grand street view. These are attractive uPVC window options for most homes.